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authorEdward O'Callaghan <eocallaghan@alterapraxis.com>2014-08-02 14:51:30 +1000
committerEdward O'Callaghan <eocallaghan@alterapraxis.com>2014-10-28 00:40:51 +0100
commit3e72ecfd3503553c6cdf3f1c56466f6524d57f1e (patch)
tree423b691986a359f8e4c389436de3f0dece8540ed
parentdd91c7f6d3538c0c86335dc256339f2330de5e0a (diff)
cpu/x86/smm/Makefile.inc: Correct SMM linkage under clang builds
Ensure that the SMM build stage links properly using the compiler-rt runtime under a Clang build. Change-Id: Iead28c46d63f5bbb27757b7dc66fe06b4813d03c Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com> Reviewed-on: http://review.coreboot.org/6462 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
-rw-r--r--src/cpu/x86/smm/Makefile.inc9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/cpu/x86/smm/Makefile.inc b/src/cpu/x86/smm/Makefile.inc
index b179d7e397..1e8b3d2fe9 100644
--- a/src/cpu/x86/smm/Makefile.inc
+++ b/src/cpu/x86/smm/Makefile.inc
@@ -83,11 +83,20 @@ endif
smm-y += smihandler.c
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+$(obj)/cpu/x86/smm/smm.o: $$(smm-objs) $(LIBCLANG_RT_FILE_NAME_smm)
+ $(LD_smm) -nostdlib -r -o $@ --start-group $(smm-objs) $(LIBCLANG_RT_FILE_NAME_smm) --end-group
+else
$(obj)/cpu/x86/smm/smm.o: $$(smm-objs) $(LIBGCC_FILE_NAME_smm)
$(CC_smm) $(CFLAGS_smm) -nostdlib -r -o $@ -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(smm-objs) $(LIBGCC_FILE_NAME_smm) -Wl,--end-group
+endif
$(obj)/cpu/x86/smm/smm_wrap: $(obj)/cpu/x86/smm/smm.o $(src)/cpu/x86/smm/$(SMM_LDSCRIPT) $(obj)/ldoptions
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+ $(LD_smm) $(SMM_LDFLAGS) -nostdlib -nostartfiles -static -o $(obj)/cpu/x86/smm/smm.elf -T $(src)/cpu/x86/smm/$(SMM_LDSCRIPT) $(obj)/cpu/x86/smm/smm.o
+else
$(CC_smm) $(CFLAGS_smm) $(SMM_LDFLAGS) -nostdlib -nostartfiles -static -o $(obj)/cpu/x86/smm/smm.elf -T $(src)/cpu/x86/smm/$(SMM_LDSCRIPT) $(obj)/cpu/x86/smm/smm.o
+endif
$(NM_smm) -n $(obj)/cpu/x86/smm/smm.elf | sort > $(obj)/cpu/x86/smm/smm.map
$(OBJCOPY_smm) -O binary $(obj)/cpu/x86/smm/smm.elf $(obj)/cpu/x86/smm/smm